Johnson Controls TEC-3620 - Page 11

FlexSys Thermostat Zone Controller / LCD Touch Screen
TEC - 3620
Model:
©2016 Johnson Controls | The performance specications are nominal and conform to acceptable industry standards. For applications at conditions beyond these specications, consult the local
Johnson Controls ofce. Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products.
© 2016 AirFixture, LLC
11
Installation / Operation Manual
V160919
TEC3000 Series On/Off or Floating Fan Coil and Zoning Thermostat Controllers with Dehumidification
Capability Installation Instructions
Note: VAV and 2-pipe systems should connect their
valve to the heating output.
Figure 15: Floating Control Two-Pipe Heating and Cooling Hydronic Valve Control Fan Coil Application
FIG:model_1_htng_clng_hdrnc
Room Temperature
Control Thermostat
COS
COM
24V
HTG O
HTG C
Figure 16: Floating Control Two-Pipe Heating and Cooling Hydronic Valve Control with Changeover Fan
Coil Application
FIG:model_1_htng_clng_hdrnc_chngvr
Floating
Heating/Cooling
Val ve
Optional Water
Supply Sensor
Room Temperature
Control Thermostat
Supply Water
Temperature Sensor
COS
COM
24V
HTG O
HTG C
Figure 17: Floating Control
(On/Off Two-Pipe and Four-Pipe Fan Coil Applications)
Two-Pipe Applications
Four-Pipe Applications
FIG:model_1_onoff
COM
24V
COM
24V
Cooling
Val ve
Heating
Val ve